6650066611496 has 128 divisors (see below), whose sum is σ = 15891293491200. Its totient is φ = 2533424843520.

The previous prime is 6650066611493. The next prime is 6650066611499. The reversal of 6650066611496 is 6941166600566.

It is an interprime number because it is at equal distance from previous prime (6650066611493) and next prime (6650066611499).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (6650066611493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30842255 + ... + 31057121.

It is an arithmetic number, because the mean of its divisors is an integer number (124150730400).

Almost surely, 2^{6650066611496} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6650066611496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7945646745600).

6650066611496 is an abundant number, since it is smaller than the sum of its proper divisors (9241226879704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6650066611496 is a wasteful number, since it uses less digits than its factorization.

6650066611496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216007 (or 216003 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 6650066611496 in words is "six trillion, six hundred fifty billion, sixty-six million, six hundred eleven thousand, four hundred ninety-six".